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Observer: |
No. | Sunspot number | longitude | latitude | type | a | a' | radius | Sunspot number |
1 | 137 | 37 | -29 | C | 4.1 | 4 | 60 | 9 |
2 | 138 | 41.5 | -12 | D | 10.5 | 6.7 | 59 | 18 |
3 | 140 | 88 | -11 | B | 0.2 | 0.1 | 86 | 2 |
4 | 142 | 19 | -10 | C | 2.5 | 2.2 | 30 | 13 |
5 | 143 | -23 | 8 | E | 3.4 | 1.1 | 38 | 18 |
6 | 145 | -62 | -27 | J | 2.3 | 2.2 | 78 | 3 |
7 | 146 | -76 | -23 | D | 1.9 | 0.9 | 84 | 7 |